Chair



FIG. 1 is a front isometric view of a design for a chair;

FIG. 2 is a rear isometric view of the design as seen in FIG. 1;

FIG. 3 is a front view of the design as seen in FIG. 1;

FIG. 4 is a rear view of the design as seen in FIG. 1;

FIG. 5 is a top view of the design as seen in FIG. 1;

FIG. 6 is a left side view of the design as seen in FIG. 1, right side view being a mirror image; and,

FIG. 7 is a bottom view of the design as seen in FIG. 1. 

CLAIM The ornamental design for a chair, as shown and described. 